<template>
    <div>
        <el-row>
            <el-col :span="24">
                <el-form :inline="true" :model="dataForm">
                    <el-form-item label="分类">
                        <category-cascader :catelogPath.sync="catelogPath"></category-cascader>
                    </el-form-item>
                    <el-form-item label="品牌">
                        <brand-select style="width:160px"></brand-select>
                    </el-form-item>
                    <el-form-item label="状态">
                        <el-select style="width:160px" v-model="dataForm.publishStatus" clearable>
                            <el-option label="新建" :value="0"></el-option>
                            <el-option label="上架" :value="1"></el-option>
                            <el-option label="下架" :value="2"></el-option>
                        </el-select>
                    </el-form-item>
                    <el-form-item label="检索">
                        <el-input style="width:160px" v-model="dataForm.key" clearable></el-input>
                    </el-form-item>
                    <el-form-item>
                        <el-button type="primary" @click="searchSpuInfo">查询</el-button>
                    </el-form-item>
                </el-form>
            </el-col>
            <el-col :span="24">
                <SpuInfo :catId="catId"></SpuInfo>
            </el-col>
        </el-row>
    </div>
</template>

<script>
//这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）
//例如：import 《组件名称》 from '《组件路径》';
import CategoryCascader from '../common/category-cascader'
import BrandSelect from '../common/brand-select'
import SpuInfo from './spuinfo'
import PubSub from 'pubsub-js'

export default {
    //import引入的组件需要注入到对象中才能使用
    components: {CategoryCascader, SpuInfo, BrandSelect},
    props: {},
    data () {
        //这里存放数据
        return {
            catId: 0,
            catelogPath: [],
            dataForm: {
                status: '',
                key: '',
                brandId: 0,
                catalogId: 0
            },
            catPathSub: null,
            brandIdSub: null

        }
    },
    //计算属性 类似于data概念
    computed: {},
    //监控data中的数据变化
    watch: {},
    //方法集合
    methods: {
        searchSpuInfo () {
            this.dataForm.catalogId=this.catelogPath[this.catelogPath.length-1];
            PubSub.publish('dataForm', this.dataForm)
        }
    },
    //生命周期 - 创建完成（可以访问当前this实例）
    created () {
    },
    //生命周期 - 挂载完成（可以访问DOM元素）
    mounted () {
        this.catPathSub = PubSub.subscribe('catelogPath', (msg, val) => {
            this.dataForm.catalogId = val[val.length - 1]
        })
        this.brandIdSub = PubSub.subscribe('brandId', (msg, val) => {
            this.dataForm.brandId = val
        })
    },
    beforeCreate () {
    }, //生命周期 - 创建之前
    beforeMount () {
    }, //生命周期 - 挂载之前
    beforeUpdate () {
    }, //生命周期 - 更新之前
    updated () {
    }, //生命周期 - 更新之后
    beforeDestroy () {
        PubSub.unsubscribe(this.catPathSub)
        PubSub.unsubscribe(this.brandIdSub)
    }, //生命周期 - 销毁之前
    destroyed () {
    }, //生命周期 - 销毁完成
    activated () {
    } //如果页面有keep-alive缓存功能，这个函数会触发
}
</script>
<style scoped>
</style>
